101-60-0;681295-24-9;EINECS 202-958-7;Porphine;21,22,23,24-Tetraazapentacyclo[16.2.1.1<3,6>.1<8,11>.1<13,16>]tetracosa-1(21),2,4,6,8(23),9,11,13,15,17,19-undecaene;AIDS-072285;AIDS072285;21H,23H-Porphin;CHEBI:8337;C05113;21H,23H-Porphine