Task: Please answer the multiple choice question.
Question: Which molecules are not 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] c1ccc(-c2cnc(Nc3cc(CN4CCCC4)ccn3)s2)cc1
[b] COc1ccc2c(c1)CC[C@@H]1[C@@H]2CC[C@]2(C)[C@@H](NCCCCCCN3C(=O)C=CC3=O)CC[C@@H]12
[c] O=c1c2ccccc2ncn1-c1ccc(OCCCN2CCCC2)cc1
[d] CCOC(=O)c1nn(-c2ccccc2)/c(=N/c2nc(-c3ccccc3)cc(-c3ccccc3)c2C#N)s1
Answer: 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}
ethyl (5Z)-5-(3-cyano-4,6-diphenylpyridin-2-yl)imino-4-phenyl-1,3,4-thiadiazole-2-carboxylate