C222212323223313132313231323231323231323132322331323133311211211   >>    C22221232322331313231323132323132323132313232233132313331121121   <<    C222212323223313132313231323231323231323132322331323133311211213   >>      C222212323223313132313231323231323231323132322331323133311211212   >>