C312111333131323132313233313131323132313132322331323331322333231   >>    C31211133313132313231323331313132313231313232233132333132233323   <<    C312111333131323132313233313131323132313132322331323331322333233   >>      C312111333131323132313233313131323132313132322331323331322333232   >>