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, or c without using any additional words.
Options:
a. COc1ccc(-c2nnc(C(=O)N3CCC(Oc4ccc(CN5CCCC5)cn4)CC3)o2)cc1
b. O=C(CNc1ccccc1C(F)(F)F)N1CCCN(Cc2nc3ccccc3[nH]2)CC1
c. COc1c(Nc2ncc(Cl)c(N[C@H]3[C@@H](C(N)=O)[C@@H]4C=C[C@H]3C4)n2)ccc2c1CCC[C@H](N1CCN(CCO)CC1)C2
Answer: b
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-[4-(1H-benzimidazol-2-ylmethyl)-1,4-diazepan-1-yl]-2-[2-(trifluoromethyl)anilino]ethanone