Task: Please answer the multiple choice question.
Question: Which molecules are not a hERG blocking compound?
Constraint: You must select none, one or more options from a, b, c, or d without using any other words.
Options:
a. COc1ccc(-n2nc([N+](=O)[O-])c(=NCCC3=CCCCC3)n2O)cc1
b. Cc1ccccc1CCNC(=O)C1CCCN(c2cnccn2)C1
c. Cn1ccsc1=NC(=O)c1ccc(CS(C)(=O)=O)cc1
d. O=c1c2ccccc2nc2n1CCC2
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}