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 or b without using any other words.
Options:
a CN1C[C@@H]2C[C@H]1CN2c1ccc(-c2ccccc2)nc1
b COc1cc(F)ccc1-c1cccc(CNC2CCCC2)c1
Answer: a, b
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