Task: Please answer the multiple choice question.
Question: Which molecules are a human ether-à-go-go related gene (hERG) blocker (<10uM)?
Constraint: You must select none, one or more options from a, b, or c without using any additional words.
Options:
[a] Cc1ncoc1-c1nnc(SCCCN2CCc3cc4nc(CC5CC5)oc4cc3CC2)n1C
[b] CN1C[C@H]2CN(c3ccc4oc5ccccc5c(=O)c4c3)C[C@@H]2C1
[c] C[C@@H]1NC(c2ccnc(C#N)c2)=N[C@@]1(c1ccc(F)cc1)c1ccc(F)nc1
Answer: a, 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}
2-[(3aS,6aS)-2-methyl-1,3,3a,4,6,6a-hexahydropyrrolo[3,4-c]pyrrol-5-yl]xanthen-9-one