7239-77-2 11,14,27,30,35,38,45,48-octaoxa-1,8,17,24-tetraazapentacyclo[22.8.8.8~8,17~.2~3,6~.2~19,22~]dopentaconta-3,5,19,21,41,51-hexaene-2,7,18,23-tetrone 7231-14-3 4,5,13,14-tetradehydro-1,2,3,6,7,8,10,11,12,15,16,17-dodecahydrodicyclodeca[b,d]thiophene