Because squamigerine is also apparently not identical to epitazettine , it was deduced to be the stereoisomer of tazettine , in which the B / D or C / D ring system was different from that of tazettine .
因为紫花石蒜碱又与epitazettine显然不同,所以推定它可能为B/D或C/D环系统结合不同于tazettine的立体异构体。