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. CN1CC2CC1CN2c1ccc(-c2ccc3[nH]c(C(F)(F)F)cc3c2)nn1
b. CCOC(=O)C1=C(CN2CCOCC2)NC(c2nncs2)=NC1c1ccc(F)cc1Br
c. CN(C)C(=O)[C@@H](c1ccc(-c2cccc(-n3cnnn3)c2)cc1)[C@H]([NH3+])C(=O)N1CC[C@H](F)C1
d. CN1CC2CC1CN2c1ncc(-c2cccc3[nH]ccc23)cn1
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}
ethyl 4-(2-bromo-4-fluorophenyl)-6-(morpholin-4-ylmethyl)-2-(1,3,4-thiadiazol-2-yl)-1,4-dihydropyrimidine-5-carboxylate