(11R-trans)-2-Ethylidene-1,2,3,10,11,11a-hexahydro-7,8,11-trimethoxy-5H-pyrrolo(2,1-c)(1,4)benzodiazepin-5-one 2-Ethylidene-1,2,3,10,11,11a-hexahydro-7,8,11-trimethoxy-5H-pyrrolo(2,1-c)(1,4)benzodiazepin-5-one (11R-trans)- 5H-Pyrrolo(2,1-c)(1,4)benzodiazepin-5-one, 2-ethylidene-1,2,3,10,11,11a-hexahydro-7,8,11-trimethoxy-, (11R-trans)- 89300-14-1