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, b, c, or d without using any additional words.
Options:
a. O=C(NC1CC2CCCC(C1)N2C(=O)Nc1ccccc1)c1ccccc1
b. Cc1cc(C)cc(NC(=O)c2oc3ccccc3c2COc2ccccc2)c1
c. O=C(/C=C/c1ccc(F)cc1)OCC(=O)c1ccc[nH]1
d. CSc1ncccc1C(=O)Nc1nc(C(C)(C)C)cs1
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}