How to play this song ?

These are single notes, not chords.
Each note must be played individually.

There are different notations, like, A B C , DO RE MI , Sa Re Ga and numeric notation 1 2 3.
Choose one that fits better for you.

You can distinguish the octave by the color of the note and if it is UPPERCASE (high pitch) or lowercase (low pitch). Enjoy

Smells Like Teen Spirit

Nirvana Rock

"Smells Like Teen Spirit" by Nirvana is a grunge rock anthem released in 1991. The song is in the key of F minor and was written by Kurt Cobain, the band's lead singer and guitarist. It became a massive hit, marking a defining moment in the grunge movement of the early 90s. The lyrics have been widely interpreted, but generally reflect themes of teenage angst and rebellion. Interestingly, the melody of the song was inspired by another track, specifically "More Than a Feeling" by Boston.