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: COc1cc(-c2cn([C@H]3C[C@@H](C(C)(C)C)CCN(CC(C)(C)C)C3=O)nn2)ccc1-n1cnc(C)c1
b: C[n+]1c(CCc2ccccc2)cccc1CCc1ccccc1
c: CN1C[C@@H]2C[C@H]1CN2c1ccc(-c2ccccc2)nc1
d: CC(C)c1cc(C#N)cc2nc(-c3ccc(C(=O)NCC4CCC(c5cc(C(F)(F)F)cc(C(F)(F)F)c5)CC4)cc3)oc12
Answer: a, b, c
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}
(1S,4S)-2-methyl-5-(6-phenylpyridin-3-yl)-2,5-diazabicyclo[2.2.1]heptane