B331133131323131133132233133313231323223313131133133313233313232233131133131121   >>    B33113313132313113313223313331323132322331313113313331323331323223313113313112   <<    B331133131323131133132233133313231323223313131133133313233313232233131133131123   >>      B331133131323131133132233133313231323223313131133133313233313232233131133131122   >>