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 additional words.
Options:
a. CCc1ccccc1NC(=S)N(CCCN(C)C)Cc1cc2cc3c(cc2[nH]c1=O)OCO3
b. O=C(Cc1cccs1)N(c1ccc(F)cc1)C1(C(=O)NC2CCCCC2)CCCC1
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}