C312322331333132212111133133313331323133313221211111211111113331311112321   >>    C31232233133313221211113313331333132313331322121111121111111333131111232   <<    C312322331333132212111133133313331323133313221211111211111113331311112323   >>      C312322331333132212111133133313331323133313221211111211111113331311112322   >>