C13223313311212111133133313331333133313232233133313311211111112323221   >>    C1322331331121211113313331333133313331323223313331331121111111232322   <<    C13223313311212111133133313331333133313232233133313311211111112323223   >>      C13223313311212111133133313331333133313232233133313311211111112323222   >>