C111113331333132322331333133313331333133313221333133313111112321   >>    C11111333133313232233133313331333133313331322133313331311111232   <<    C111113331333132322331333133313331333133313221333133313111112323   >>      C111113331333132322331333133313331333133313221333133313111112322   >>