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) Cc1ccccc1-n1c(C)nnc1SCC(=O)N1CC(=O)Nc2ccccc21
(b) O=C(Nc1nc(COc2ccccc2)cs1)C12CC3CC(CC(C3)C1)C2
(c) Cc1cc(NC(=O)Cc2ccccc2)nc2c1c(=O)oc1ccccc12
(d) Cc1ccc(S(=O)(=O)Nc2cccc(C(=O)NCC3(N4CCCCC4)CCCCC3)c2)cc1F
Answer: d
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}