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

Street Fighter II Tela de Personagens

Street Fighter Games
Street Fighter II Tela de Personagens is not a song or piece of music associated with Street Fighter. Therefore, the information about its original key, history, performer, composer, trivia, or melody is not available.

Street Fighter II - Tela de Personagens - Yoko Shimomura

la si la si fa# la DO# MI RE DO# la
la si la si fa# la MI RE
la si la si fa# la DO# MI RE DO# la
la si la si fa# la MI FA#
DO# RE DO# RE la DO# MI FA# MI DO# la
DO# RE DO# RE la DO# MI RE la si DO#
DO# RE DO# RE la DO# MI FA# MI DO# la
DO# RE DO# RE MI RE la si
( repete tudo )