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 other words.
Options:
a. FC(F)(F)c1ccc2c(Nc3ccc(Cl)nc3)n[nH]c2c1
b. COc1ccc([C@@H](C)N[C@@H]2CC[C@@H](C(=O)N3CCC(C(=O)N(C)C)(c4ccccc4)CC3)C(C)(C)C2)cc1
c. O=C1N=c2ccccc2=[N+]1CCC[NH+]1CCC([N+]2=c3ccc(Cl)cc3=NC2=O)CC1
Answer: 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-(5-chloranyl-2-oxidanylidene-benzimidazol-1-ium-1-yl)piperidin-1-ium-1-yl]propyl]benzimidazol-1-ium-2-one