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 other words.
Options:
a. COc1ccccc1CCNS(=O)(=O)c1cn(C)nc1C
b. Cc1ccc(CSc2nccc(-c3c(C)nc4ccccn34)n2)cc1
c. O=C1C=C(c2ccc3[nH]ccc3c2)C[C@@H](c2ccc(F)cc2)C1
d. CCCCn1c(N)c(N(CCOC)C(=O)c2ccc(C)o2)c(=O)[nH]c1=O
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}