(S)-N(1)-(p-methoxybenzyl)-6-isopropylpiperazine-2,5-dione

(S)-N,N'-bis(p-methoxybenzyl)-3-methylene-6-isopropylpiperazine-2,5-dione

(S)-2,5-二氢-3,6-二甲氧基-2-异丙基吡嗪

(3S,6R)-6-(2'-iodoethyl)-3-isopropyl-2,5-dimethoxy-3,6-dihydropyrazine

(3S,6R)-3-isopropyl-2,5-dimethoxy-3,6-dihydropyrazin-6-yl-ethanol