Task: Please answer the multiple choice question.
Question: Which molecules are a human ether-à-go-go related gene (hERG) blocker?
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(c2ccc(F)cc2OCc2ccccc2)C[C@@H]2CC[C@H]1N2C(=O)NCc1ccc(F)cc1
b) COc1ccc([C@@H]2Sc3cc(OC)ccc3N(CCN(C(C)C)C(C)C)C(=O)[C@H]2OC(C)=O)cc1.Cl
c) O=C(OC(C(=O)NC1CCCCC1)c1ccc(C(F)(F)F)cc1)c1ccco1
d) CCc1ccc(N(CC(=O)NC2CCCC2)C(=O)CCC(=O)Nc2cc(C)on2)cc1
Answer: b
Task: Please answer the multiple choice question.
Question: Which molecules are {herg_inhib#not &NULL}a {herg_inhib__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_inhib%}
Answer: {%multiple_choice_result}