84319-28-8
dimethyl 2-benzhydrylidenebutanedioate
→
67656-63-7
2-benzhydrylidene-3-butan-2-ylidenebutanedioic acid
138999-44-7
Butanedioic acid, (diphenylmethylene)(1-methylpropylidene)-, 4-methylester, (Z)-