3-[(5Z)-5-(2-oxodihydrofuran-3(2H)-ylidene)pentylidene]dihydrofuran-2(3H)-one
CAS No. 67194-29-0
NSC166117
1-(3,4-二甲基-苯基)-5-氧代-吡咯烷-3-羧酸
H 119/72 62572-91-2