C212212121212113313221323131323132313132322331323132233131323223331   >>    C21221212121211331322132313132313231313232233132313223313132322333   <<    C212212121212113313221323131323132313132322331323132233131323223333   >>      C212212121212113313221323131323132313132322331323132233131323223332   >>