英文名称
2-[2-(9H-fluoren-9-ylmethoxycarbonylamino)ethyl-[2-(5-methyl-2,4-dioxopyrimidin-1-yl)acetyl]amino]acetic acid;9H-fluoren-9-ylmethyl N-[2-[[2-(5-methyl-2,4-dioxopyrimidin-1-yl)acetyl]-(2-oxopropyl)amino]ethyl]carbamate;9H-fluoren-9-ylmethyl N-[2-(2-oxopropylamino)ethyl]carbamate;2-(5-methyl-2,4-dioxopyrimidin-1-yl)acetic acid