The term bougainville trench is identified in base64 scheme by the sequence Ym91Z2FpbnZpbGxlIHRyZW5jaA==, while the MD5 signature is equal to 4856eeab8f23066ef33c8ab3b2f7723b. The ASCII encoding of bougainville trench in hexadecimal notation is 626f756761696e76696c6c65207472656e6368.