The MPLS Topology Server uses the following convention to name LDP LSPs:
LSP-<source device name>-><destination device name>/-<first hop (source device) outgoing label>-<next hop outgoing label>-...-<last hop outgoing label (3 = POP)>
For example:
LSP-qa-vpls4->qa-vpls2/-33-172-28-37-3