Task: Please answer the multiple choice question.
Question: Rank these molecules from lowest to highest rat LD50 (oral exposure).
Constraint: You must select all options from a, b, c, or d without using any other words.
Options:
a COc1c2occc2cc2ccc(=O)oc12
b CCCCNCC
c CCOC(=O)c1cnn(C)c1-n1c(CC)nc2ccccc2c1=O
d CC#CCC(C)C(O)C=CC1C(O)CC2Oc3c(CCCC(=O)O)cccc3C21
Answer: a
Task: Please answer the multiple choice question.
Question: Rank these molecules from lowest to highest {acute_toxicity__names__noun}.
Constraint: You must select all options from {%multiple_choice_enum%2-5%aA1} without using any {#other|additional!} words.
Options:
{SMILES%acute_toxicity%}
Answer: {%multiple_choice_result}