Complex sentence: The mixture of nitrosoproline with sodium methoxide is known as PROLI/NO (also PROLINO or ProliNO) is an "ultrafast" nitric oxide donor which is being studied for its research and clinical applications.
Split into simpler sentences: The mixture of nitrosoproline with sodium methoxide is known as PROLI/NO (also PROLINO or ProliNO). It is an "ultrafast" nitric oxide donor which is being studied for its research and clinical applications.