IUPAC:(1R,9R,10R,11S)-17-(cyclobutylmethyl)-11-methyl-13-methylidene-17-azatetracyclo[7.5.3.0^{1,10}.0^{2,7}]heptadeca-2,4,6-trien-4-ol; methanesulfonic acid
IUPAC:(1R,9R,10R,11S)-17-(cyclobutylmethyl)-11-methyl-13-methylidene-17-azatetracyclo[7.5.3.0^{1,10}.0^{2,7}]heptadeca-2,4,6-trien-4-ol; methanesulfonic acid