The chemical with the SMILES representation of O=C1c2c(O)ccc(O)c2C(=O)c2c(NCCNCCO)ccc(NCCNCCO)c21 is a potential reason for disorders of the immune system.
The {#molecule|compound|chemical|molecular species|chemical compound!} with the {SMILES__description} {#representation of |!}{SMILES#} is {immune_system_disorders#not a &a }{#potential cause|potential reason!} for {immune_system_disorders__names__noun}.
1,4-dihydroxy-5,8-bis[2-(2-hydroxyethylamino)ethylamino]anthracene-9,10-dione