C1121221313331313231323132213231323131133131323133313232213132211   >>    C112122131333131323132313221323132313113313132313331323221313221   <<    C1121221313331313231323132213231323131133131323133313232213132213   >>      C1121221313331313231323132213231323131133131323133313232213132212   >>