Task: Please answer the multiple choice question.
Question: Which molecules are a human ether-à-go-go related gene (hERG) blocking compound (<10uM)?
Constraint: You must select none, one or more options from a, b, c, or d without using any other words.
Options:
a: c1ccc([C@@H]2Sc3ccccc3O[C@@H]2c2ccc(OCCCN3CCCC3)cc2)cc1
b: Cc1cn[nH]c1C(=O)N[C@@H]1CC(C)(C)Oc2nc(-c3ccc(Cl)cc3Cl)c(-c3ccc(Cl)cc3)cc21
c: COc1cc(CCN2CCN(CC(OC)c3ccc4c(c3C)COC4=O)CC2)ccc1C#N
d: N#Cc1ccc(Nc2nn([C@H]3COCC[C@@H]3C#N)cc2C(N)=O)cc1
Answer: a, b, c
Task: Please answer the multiple choice question.
Question: Which molecules are {herg_blocker#not &NULL}a {herg_blocker__names__noun}?
Constraint: You must select none, one or more options from {%multiple_choice_enum%2-5%aA1} without using any {#other|additional!} words.
Options:
{SMILES%herg_blocker%}
Answer: {%multiple_choice_result}
1-[3-[4-[(2R,3S)-3-phenyl-2,3-dihydro-1,4-benzoxathiin-2-yl]phenoxy]propyl]pyrrolidine