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 other words.
Options:
a) Cc1ccc(NC(=O)c2ccc(CN3CCN(C)CC3)cc2)cc1Nc1nccc(-c2cccnc2)n1
b) CN1CCN(c2ccc(Nc3ncc4c(=O)n(-c5c(Cl)cccc5Cl)ccc4n3)cc2CO)CC1
c) CN1CCN=C1Cn1ncc2cc(-n3ccc(OCc4ccccc4)cc3=O)ccc21
d) CC(Cc1ccc([N+](=O)[O-])cc1)N1CCN(CCc2ccc([N+](=O)[O-])cc2)CC1
Answer: b, c, 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}
1-[2-(4-nitrophenyl)ethyl]-4-[1-(4-nitrophenyl)propan-2-yl]piperazine