Building on the C Major Triad

C Major Scale: C D E F G A B C

Feel free to use the notes in any octave, depending on the mood you want to convey.

C major: C D E F G A B C

Csus2: C D E F G A B C

Csus4: C D E F G A B C

C5: C D E F G A B C

C6: C D E F G A B C

C7: C D E F G A Bb B C

Cmaj7: C D E F G A B C

C (octave): C D E F G A B C

Cadd9: C D E F G A B C D

C9: C D E F G A Bb B C D