Ensure there are no spaces in the SMILES string itself (unless handling specific isotopes), and ensure unique IDs.
While standard formatting tools often fail when a drive becomes "write-protected," "no media," or "unreadable," SMI MPTool operates at a lower level to directly communicate with the hardware controller. smi mptool
If "mptool" is an alias for an Open Babel operation: Ensure there are no spaces in the SMILES
Can create unique partitions, such as a hardware-level CD-ROM emulator or hidden security partitions. " "no media