Task: Please answer the multiple choice question.
Question: Which molecules are not a hERG blocking compound?
Constraint: You must select none, one or more options from a, b, or c without using any other words.
Options:
a. O=C(NCc1ccccc1F)C(=O)NCC1CCCN1S(=O)(=O)c1ccccc1
b. CCN1C[C@]2(COC)CC[C@H](O)[C@@]34C5C[C@H]6[C@H](O)C5[C@](O)(C[C@H]6OC)[C@@H]([C@H](OC)C23)[C@@H]14
c. c1nc(NC2CCCC2)c2[nH]cnc2n1
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}