This image was acquired from
wikimedia. It was marked as Public Domain or CC0 and is free to use. To verify, go to the source and check the information there.
Keywords from Image Description:
Cromolyn .svg validSVG Structure of ' hydroxypropane diyl bis oxy bis oxoHchromenecarboxylic acid Own Emeldir talk bis carboxychromonyloxy hydroxypropane Bis carboxychromonyloxy hydroxypropane di carboxyoxochromenyloxy propanol Di carboxyoxochromenyloxy propanol Hydroxytrimethylene dioxybisoxoHbenzopyrancarboxylic acid '