Task: Please answer the multiple choice question.
Question: Which molecules are a human ether-à-go-go related gene (hERG) blocking compound (<10uM)?
Constraint: You must select none, one or more options from a, b, c, or d without using any additional words.
Options:
a) CC(C)N(C)[C@@H]1CC[C@H](N2CC[C@H](NC(=O)c3cccc(C(F)(F)F)c3)C2=O)[C@H](CS(=O)(=O)C(C)C)C1
b) O=C(Nc1cc(C(F)(F)F)cc(C(F)(F)F)c1)c1cc(Cl)ccc1O
c) COc1ccc(-c2cc(-c3ccc(C(=O)N4CCOCC4)cc3)cnc2N)cn1
d) CN1CCC[C@H]1Cn1nc(Cc2ccc(Cl)cc2)c2cccnc2c1=O
Answer: 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}
5-[(4-chlorophenyl)methyl]-7-[[(2S)-1-methylpyrrolidin-2-yl]methyl]pyrido[2,3-d]pyridazin-8-one