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, c, or d without using any other words.
Options:
a: CC1(CCc2ccccc2)NC(=O)N(CC(=O)Nc2ccccc2C#N)C1=O
b: CC(NC(=O)C1CC1)C(c1cccs1)N1CCOCC1
c: COc1cc(-c2noc(CCC(=O)Nc3cccnc3)n2)cc(OC)c1OC
d: COc1ccc(N2CC(C(=O)N[C@H](C(=O)NC3CCCCC3)C(C)C)CC2=O)cc1
Answer: a, b, c, 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}