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 additional words.
Options:
a. O=C(CCNC(=O)c1ccc([N+](=O)[O-])cc1)NCCC1=CCCCC1
b. COCC(=O)N1CCC(Oc2ccc(C(=O)NCc3csc(C(C)C)n3)cc2)CC1
c. CCCN(CCC)CCCNC(=O)C1c2cc(OC)c(OC)cc2C(=O)N(C)C1c1cccs1
d. Fc1ccc(Nc2cccc3nccnc23)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}