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, c, or d without using any additional words.
Options:
a: COC(=O)C1=C(C)NC(C)=C(C(=O)OC(C)C)C1c1cccc2c1NON2
b: CS(=O)(=O)c1cccc(C(=O)N2CCN(c3ccc(OC4CCN(C5CCCC5)CC4)cc3)C(=O)C2)c1.O=CO
c: CN1CCCC(n2nc(Cc3ccc(Cl)cc3)c3ccccc3c2=O)CC1
d: COC1COCCC1N[C@@H]1C[C@H]2C[C@H](N(C)C)C[C@@]2(C(=O)N2CCc3ncc(C(F)(F)F)cc3C2)C1
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}
4-[(4-chlorophenyl)methyl]-2-(1-methylazepan-4-yl)phthalazin-1-one