Task: Please answer the multiple choice question.
Question: Which molecules are a hERG blocker (<10uM)?
Constraint: You must select none, one or more options from a, b, c, or d without using any additional words.
Options:
[a] CN(CCCCOc1ccc([N+](=O)[O-])cc1)CCc1ccc([N+](=O)[O-])cc1
[b] CN(CCCC(=O)NCC#N)C(=O)c1ccc2c(c1)c1c(n2C)CC[C@@H](C2CCOCC2)C1
[c] O=C(O)COc1ccccc1N1CCC(CN2CCC(Oc3ccc(Cl)c(Cl)c3)CC2)CC1
[d] CCCCc1oc2ccccc2c1C(=O)c1cc(I)c(OCCNC(=O)CC)c(I)c1
Answer: a, d
Task: Please answer the multiple choice question.
Question: Which molecules are {herg_blocker#not &NULL}a {herg_blocker__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_blocker%}
Answer: {%multiple_choice_result}
N-methyl-4-(4-nitrophenoxy)-N-[2-(4-nitrophenyl)ethyl]butan-1-amine