2-Amino-N-[(1H)-tetrazol-5-yl]acetamide 、 2-[[4-[5-{2-Ethyl-8-methyl-5H-dibenzo[a,d]cyclohepten-5-yl}-3,4-dihydro-2,4-dioxo-1(2H)-pyrimidinyl]pyrimidin-2-yl amino]acetylamino]-4-thiazoleacetic acid 生成 (+/-)2-[4-[5-{2-Ethyl-8-methyl-5H-dibenzo [a,d]cyclohepten-5-yl}-3,4-dihydro-2,4-dioxo-1(2H)-pyrimidinyl]pyrimidin-2-yl amino]-N-[(1H)-tetrazol-5-yl]acetamide