918x918 Cool Crazy Coloring Pages Crazy Coloring Pages For Kids Color Book
Smiles drawing. Bright http banner black and white
693x1000 199 Slowking Lineart by lilly gerbil on DeviantArt
For extra practice / self test examples, here are a few other molecules, with their correct SMILES strings.
550x550 Blurred Silhouette of Kawaii Caricature Cute Seal Aquatic Animal