Task: Please answer the multiple choice question.
Question: Which molecules are a hERG blocker?
Constraint: You must select none, one or more options from a or b without using any other words.
Options:
a: COc1ccc(C(C)NCCC(c2ccc(OC(C)C)cc2)c2ccccc2OC)cc1
b: COc1ccc(S(=O)(=O)N(CC(=O)N/N=C/c2ccccc2C(=O)O)c2ccccc2OC)cc1
Answer: a
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}