C111123313121111121111331333132313331323132322331333131232313233323221   >>    C11112331312111112111133133313231333132313232233133313123231323332322   <<    C111123313121111121111331333132313331323132322331333131232313233323223   >>      C111123313121111121111331333132313331323132322331333131232313233323222   >>