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 or b without using any other words.
Options:
a. CC(=O)OCC1=C(C(=O)O)N2C(=O)C(NC(=O)c3ccc(COc4c(C)cccc4Cl)o3)C2SC1
b. CCCNC(=O)N1CCN(C(c2ccccc2)c2ccccc2)CC1
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}