C1111121111331311211331333133313231333132213233313331311331333132233131111   >>    C111112111133131121133133313331323133313221323331333131133133313223313111   <<    C1111121111331311211331333133313231333132213233313331311331333132233131113   >>      C1111121111331311211331333133313231333132213233313331311331333132233131112   >>