Task: Please answer the multiple choice question.
Question: Which molecules are a human ether-à-go-go related gene (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: COc1cccc2[nH]c(-c3nc(N[C@@H]4CCOC[C@@H]4N)cnc3C(N)=O)cc12
b: [O-][S+]1CCC(C2NC(c3nc(-c4ccccc4)c[nH]3)Cc3c2[nH]c2ccccc32)CC1
c: O=C(c1ccccn1)[C@]12Cc3cnn(-c4ccc(F)cc4)c3C=C1CCN(S(=O)(=O)c1cccc(C(F)(F)F)c1)C2
d: C[C@@]12CCN(C[C@H](NC(=O)c3cc4ccoc4cn3)C1)C2
Answer: b, 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-[(3R,5R)-5-methyl-1-azabicyclo[3.2.1]octan-3-yl]furo[2,3-c]pyridine-5-carboxamide