prov:value
| - This material, which is illustrated, for example at page 10, line 11 to page 12, line 29 of PCT International Patent Publication No. WO 93/14166, will have recurring backbone monomeric units that are (1) substituted or unsubstituted phenyl rings and amine linkages (--NH-- or --NR--, where R can be lower alkyl, such as methyl, ethyl, or propyl or lower alkoxy, such as methoxy, ethoxy, or propoxy) a
|