Task: Please answer the multiple choice question.
Question: Which molecules are not a hERG blocker?
Constraint: You must select none, one or more options from a, b, or c without using any additional words.
Options:
(a) Fc1ccc(-n2c(CN3CCCCC3)n[nH]c2=S)cc1
(b) CCCCOCCCNC(=O)N[C@@H](CCSC)C(=O)OC
(c) O=C(NC1CCCC1)C1CCN(C(=O)NCc2ccccc2)CC1
Answer: a, b, c
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}