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 other words.
Options:
[a] CN(C)C(=O)[C@@H](c1ccc(-c2ccn3ncnc3c2)cc1)[C@H](N)C(=O)N1CCC(F)(F)C1.O=C(O)C(F)(F)F
[b] COc1ccc(Cc2nccc3cc(OC)c(OC)cc23)cc1OC
[c] N#Cc1nc(CCCN2CCOCC2C(N)=O)cc(-c2cccc(C(F)(F)F)c2)n1
[d] CNc1nc2ccccc2n1-c1nc2c(c(C(C)(C)S(C)(=O)=O)n1)OC[C@@H]1COCCN21
Answer: 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}
1-[(3,4-dimethoxyphenyl)methyl]-6,7-dimethoxyisoquinoline