C1232111311331322331313231323132333132333131323131333131323221211   >>    C123211131133132233131323132313233313233313132313133313132322121   <<    C1232111311331322331313231323132333132333131323131333131323221213   >>      C1232111311331322331313231323132333132333131323131333131323221212   >>