{ "items" : [
    { "id" : "http://webisa.webdatacommons.org/26532546"
      "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" : [ "R3 is a carbonyl substituted with hydrogen, hydroxyl, trialkylsilyl, trialkylsiloxy, C1-30 alkyl, C7-30 aralkyl, C1-30 alkoxy, C1-30 amine (primary, secondary or tertiary), C1-30 thiol; C6-20 aryl; C1-20 alkenyl; C1-20 alkynyl; 1,2-dicarbonyl, such as ##STR5## substituted with C1-6 alkyl or C6-20 aryl; anyhdrides such as ##STR6## substituted with C1-6 alkyl or C6-20 aryl; azomethine substituted at" ] ,
        "http://www.w3.org/ns/prov#wasQuotedFrom" : [ "google.com" ] } },

    { "id" : "http://webisa.webdatacommons.org/prov/140705687"
      "properties" : {
        "http://www.w3.org/ns/prov#wasDerivedFrom" : [ "http://webisa.webdatacommons.org/26532546"] } } }
