C212212121212113313221323131323131323132322331323132233132323131121131   >>    C21221212121211331322132313132313132313232233132313223313232313112113   <<    C212212121212113313221323131323131323132322331323132233132323131121133   >>      C212212121212113313221323131323131323132322331323132233132323131121132   >>