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] COC(=O)C1C(=O)c2c([nH]c(C(=O)OCCOC(C)C)c2C)CC1C
[b] CC(C)OC(=O)CN1C(=O)C(C)(C)Oc2ccc(C(=O)NC(C)(C)C)cc21
[c] O=c1[nH]c(=O)n(CCC2=CCCCC2)c(O)c1C=NC1CCN(Cc2ccccc2)CC1
[d] COc1ccc(Br)cc1/C=N/NC(=O)CN1CCCCC1
Answer: a, b, 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}