Task: Please answer the multiple choice question.
Question: Which molecules are not a human ether-à-go-go related gene (hERG) blocker?
Constraint: You must select none, one or more options from a or b without using any additional words.
Options:
(a) CCCc1cc(=O)oc2cc(OCC(=O)NC3CC(C)(C)NC(C)(C)C3)ccc12
(b) Cc1ccc(S(=O)(=O)N2CCCCC2)cc1C(=O)NCCN1CCOCC1
Answer: a, 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}