Task: Please answer the multiple choice question.
Question: Which molecules are a 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 O=C(Nc1ccc(C(F)(F)F)cc1)NS(=O)(=O)c1ccc(OCCN2CCCCC2)cc1
b O=S(=O)(c1ccc(C=Cc2ccncc2)nc1)c1ccccc1F
c Nc1ccc(-c2cccs2)cc1NC(=O)c1ccc(N2CCC3(CCN(CC(=O)O)C3)CC2)nc1
d Cc1ccc(CCCOCc2cccc(COCCCc3ccc(C)cc3)[n+]2C)cc1
Answer: b, c, 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}
1-methyl-2,6-bis[3-(4-methylphenyl)propoxymethyl]pyridin-1-ium