tono:
Afinación: G|------------------------------------------------------------|
D|-----------------0------3-1-0---0----0-1-0------------0-----|
A|-------------0-1---3----------3-----------3-------0-1-------|
E|--0-1-2-3------------------------------------3--------------|
G|------------------------------------------------------------|
D|---------0------3-0-3-5-0----0-1-0------------0-------------|
A|-----0-1---3-----------------------3------0-1---------------|
E|--0----------------------------------3----------------------|