イソプレンだった
isopurendatta
1. Was isoprene.
Noun
#254136
1. Was isoprene.
1. isoprene
1. If isoprene; If it were isoprene
1. polyisoprene
1. isoprene rubber
1. If isoprene; When isoprene
1. It is not isoprene.
1. Wasn't isoprene.
1. Isoprene was.
1. Isoprene it is not.; It is not isoprene.