C331111121123313113313222332313231323132322331323221311331323131323221221   >>    C33111112112331311331322233231323132313232233132322131133132313132322122   <<    C331111121123313113313222332313231323132322331323221311331323131323221223   >>      C331111121123313113313222332313231323132322331323221311331323131323221222   >>