The disclosure relates to compounds of the formula :wherein R1, R2, R3, and R4 are as defined in the disclosure, or a pharmaceutically acceptable salt thereof; which is formed by the microorganism ST 201196 ; the use thereof for the treatment andor prophylaxis of fungal disorders; medicaments containing a compound of formula ; processes for production thereof; and the microorganism ST 201196. In addition to the foregoing, other related methodsystem aspects are described in the claims, drawings, and text forming a part of the present disclosure. The force converter includes: a shearing force measuring bolt arranged in a power transmission path; at least one measuring sensor measuring breaking force either indirectly or directly; and at least two mutually swivellable force transmission elements having passage openings. In an unlocked position of the key lock assembly the key is inserted into the keyway interacting with the block assembly and the pin assemblies registering the break points of the block and pin assemblies with the break point formed between the core and the fixture allowing the core to rotate relative to the fixture.