{ "items" : [
    { "id" : "http://webisa.webdatacommons.org/411857965"
      "properties" : {
        "http://www.w3.org/1999/02/22-rdf-syntax-ns#type" : [ "http://www.w3.org/ns/prov#Entity" ] ,
        "http://www.w3.org/ns/prov#value" : [ "When the monovalent substituent represented by Ra, R1, R2, R3, R4, R5, R6, R7, R8, R9, or R10 is alkyl in Formula (I), the alkyl is preferably alkyl having 1 to 4 carbon atoms, such as methyl, ethyl, propyl, isopropyl, n-butyl, sec-butyl, or tert-butyl, more preferably methyl, ethyl, propyl, or isopropyl, and particularly preferably methyl or ethyl." ] ,
        "http://www.w3.org/ns/prov#wasQuotedFrom" : [ "google.com" ] } },

    { "id" : "http://webisa.webdatacommons.org/prov/336663638"
      "properties" : {
        "http://www.w3.org/ns/prov#wasDerivedFrom" : [ "http://webisa.webdatacommons.org/411857965" ] } },

    { "id" : "http://webisa.webdatacommons.org/prov/365813524"
      "properties" : {
        "http://www.w3.org/ns/prov#wasDerivedFrom" : [ "http://webisa.webdatacommons.org/411857965" ] } },

    { "id" : "http://webisa.webdatacommons.org/prov/422977523"
      "properties" : {
        "http://www.w3.org/ns/prov#wasDerivedFrom" : [ "http://webisa.webdatacommons.org/411857965" ] } },

    { "id" : "http://webisa.webdatacommons.org/prov/117943179"
      "properties" : {
        "http://www.w3.org/ns/prov#wasDerivedFrom" : [ "http://webisa.webdatacommons.org/411857965"] } } }
